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(11) | EP 1 843 128 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Cross line laser |
(57) A cross line laser (1) includes a main body housing (5) having a plurality of windows
(7,8) for irradiating a laser light in vertical and horizontal directions therethrough;,
a swingable member (2) positioned within the main body housing (5) and being able
to swing via a gimbal mechanism (22), a laser light source units (3) connected to
the swingable member (2), a regulating member (16) comprising an impact absorbing
material positioned within the main body housing (5) opposite to a lower free end
of the swingable member (2), wherein the lower free end of the swingable member (2)
is movable into the regulating member (16) a regulating opening (17) formed in the
regulating member (16) and defining a contact surface to which the lower free end
of the swingable member (2) can contact when the swingable member (2) moves; and a
plurality of cut-in grooves (18) are formed in the contact surface of the regulating
opening (17) and are spaced from each other.
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